equinor/ert
Grade a repo

96

/ 100

GradeA

Polished and well engineered. Punching above its star count.

Top 5% of 5,156 graded repos

ERT - Ensemble based Reservoir Tool - is designed for running ensembles of dynamical models such as reservoir models, in order to do sensitivity analysis and data assimilation. ERT supports data assimilation using the Ensemble Smoother (ES) and Ensemble Smoother with Multiple Data Assimilation (ES-MDA).

Documentation95
Engineering94
Health100
Python155GPL-3.01mo ago

Outstanding. A score of 96/100 puts this repo in a very small tier of truly well-engineered projects.

Top fixes

Highest-impact changes first, ranked by point weight

7 to address
  1. 1
    CI/CD14pt

    Add a lint step to catch style issues automatically.

  2. 2
    CI/CD14pt

    Add `tsc --noEmit`, `mypy`, or `cargo check` to catch type errors before they merge.

  3. 3
    CI/CD14pt

    Upload coverage to Codecov, Coveralls, or report it with `--coverage` flags.

  4. 4
    Install and run instructions9pt

    Add a .env.example listing all required environment variables so contributors know what to set up.

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Scorecard

Every check, grouped by category and sorted worst-first

Documentation

95

Contributing guide5pt85

Contributing guide is detailed and thorough.

Install and run instructions9pt90

README documents how to install the project.

README12pt100

README is present.

License6pt100

Licensed under GPL-3.0.

Engineering

94

CI/CD14pt85

CI is configured (.github/workflows/build_and_test.yml).

Reproducibility6pt90

Lockfile present (uv.lock). Installs are reproducible.

Tests18pt100

Test files detected (tests).

Linting and formatting5pt100

Linter or formatter configured ([tool.ruff] / [tool.black] in pyproject.toml).

Issue and PR templates6pt100

Issue or PR templates present.

Project health

100

Dependency manifest6pt100

Dependency manifest found (pyproject.toml).

Repository metadata5pt100

Repository has a description.

Activity5pt100

Actively maintained (pushed within the last month).

Housekeeping3pt100

.gitignore present.

Repository health signals

Activity, community, and responsiveness at scan time

Activity

  • 93 / 459
    Commits (30d / 90d)
  • 136
    Forks
  • 738
    Releaseslatest 8y ago

Community

  • 100% - Good
    Community health
  • 3 bus factor
    authors own >50% of commits
  • 155
    Watchers

Responsiveness

  • 1d 17h
    Median issue response
  • 3h
    Median PR merge time
  • 366
    Open issues
Repository files23 root entries
  • .github
    Good: CI is configured (.github/workflows/build_and_test.yml).
    Good: Dependabot covers 3 ecosystems (github-actions, uv, pre-commit). Dependencies stay current.
    Good: Issue or PR templates present.
  • ci
  • docs
  • src
  • test-data
  • tests
    Good: Test files detected (tests).
  • .coveragerc
  • .gitattributes
  • .gitignore
    Good: .gitignore present.
  • .gitmodules
  • .mailmap
  • .mypy.ini
  • .pre-commit-config.yaml
  • .readthedocs.yaml
  • CODE_OF_CONDUCT.md
    Good: Code of conduct present.
  • codecov.yml
  • CONTRIBUTING.md
    Good: Contributing guide is detailed and thorough.
    Issue: Contributing guide lacks a setup section (−12 pts).Fix: Show new contributors how to get a local dev environment running.
    Issue: Contributing guide lacks a code style section (−8 pts).Fix: Describe your linting/formatting rules and how to run them.
    Good: Contributing guide explains how to run tests.
    Good: Contributing guide describes the PR/review workflow.
    Good: Contributing guide includes code examples.
  • COPYING
  • justfile
  • pyproject.toml
    Good: Dependency manifest found (pyproject.toml).
  • README.md
    Good: README is present.
    Good: README is well structured with multiple sections.
    Good: README includes screenshots or visuals. Great for first impressions.
    Good: README has code examples.
    Good: README links to a live demo or deployed app.
    Good: README includes status badges.
    Good: README documents how to install the project.
    Good: README documents how to run the project.
  • SECURITY.md
    Good: Security policy present.
  • uv.lock
    Good: Lockfile present (uv.lock). Installs are reproducible.
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